The Students in My Class

In my class, there are twenty-eight students: fifteen boys and thirteen girls. All the boys can play football and swim. Ten boys can play volleyball, and three boys can play tennis. Two boys can play the guitar. Some of the girls can play football, but all of them can play volleyball. Ten girls can swim, and seven girls can dance. Six girls can sing, and five girls can play the piano. All the children can ride a bike and play computer games.